Table 10 Compression perpendicular to the grain of thermally modified wood of Salix tetrasperma (kN/mm2).
From: Enhanced strength and chemical stability of Salix tetrasperma wood through thermal modification
Duration(h) Temperature (°C) | 2 h | 4 h | 6 h | Mean | SD | CV |
|---|---|---|---|---|---|---|
60 °C | 0.028 | 0.029 | 0.029 | 0.029 | 0.001 | 2.014 |
80 °C | 0.029 | 0.028 | 0.028 | 0.028 | 0.001 | 2.038 |
100 °C | 0.027 | 0.026 | 0.028 | 0.027 | 0.001 | 3.704 |
120 °C | 0.026 | 0.025 | 0.026 | 0.026 | 0.001 | 2.249 |
140 °C | 0.025 | 0.024 | 0.025 | 0.025 | 0.001 | 2.341 |
160 °C | 0.024 | 0.022 | 0.024 | 0.023 | 0.001 | 4.949 |
180 °C | 0.023 | 0.022 | 0.021 | 0.022 | 0.001 | 4.545 |
200 °C | 0.022 | 0.021 | 0.021 | 0.021 | 0.001 | 2.706 |
Control | 0.030 | 0.030 | 0.030 | 0.030 | ||
Mean | 0.026 | 0.029 | 0.026 |
CD0.05 | |
|---|---|
Temperature (T) | 0.003 |
Duration (D) | 0.001 |
Temperature × Duration (T × D) | 0.0041 |